Home / 6,877.44-10,316.70-4,122.90

Finding the Fourth Proportional to 6,877.44, 10,316.70 and 4,122.90

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Solution

The fourth proportional to 6,877.44, 10,316.70 and 4,122.90 is: 6,184.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.44 : 10,316.70 = 4,122.90 : x
  2. Step 2: Convert to fraction form
    6,877.44/10,316.70 = 4,122.90/x
  3. Step 3: Cross multiply
    6,877.44x = 10,316.70 × 4,122.90
  4. Step 4: Simplify right side
    6,877.44x = 42,534,722.43
  5. Step 5: Solve for x
    x = 42,534,722.43/6,877.44
  6. Step 6: Final answer
    x = 6,184.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.